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North Sea wells prove efficiency, function of multistage ball-actuated, sleeve-based stimulation system

Packers and sliding sleeves on the inner liner allow for staged fractured operations inside the perforated outer liner.

Wells in the North Sea that require multistage fracturing have typically used cemented plug-and-perf completions. Although this method is widely used due to historical precedent, its stimulation effects can sometimes underdeliver. The process is also time consuming, with typical turnaround times per stage varying from three to seven days for North Sea projects...

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Statoil adopts integrated, trilateral partnership in search of ‘perfect wells’ on Johan Sverdrup field

Speaking at the 2017 OTC on 3 May in Houston, Jákup Øregaard, Drilling Manager at Statoil, detailed an integrated, trilateral partnership among the operator, drilling contractor and main service provider, including a shared incentive system, that supported a 70% recovery goal for the Johan Sverdrup field.

Operated by Statoil, Johan Sverdrup is one of the five largest oil fields on the Norwegian Continental Shelf (NCS), holding an estimated 1.9 billion to 3 billion BOE. In March 2016, Statoil began pre-drilling eight producer wells on the field, with the goal of delivering “perfect wells,” or wells delivered in the minimum possible time, that would contribute to a 70% recovery goal for the field...

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ONGC awards contract to Vantage Drilling’s Platinum Explorer

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Vantage Drilling announced that its ultra-deepwater drillship, the Platinum Explorer, has received a letter of award for a three-year contract from Oil and Natural Gas Company (ONGC). The Platinum Explorer is planned to mobilize to India in the fourth quarter of 2017. Expected revenues over the three-year contract term, exclusive of service tax, are approximately $118 million...

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Noble awards contract for integrated deepwater MPD system

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Noble Corp has awarded AFGlobal a contract for the provision of an integrated deepwater managed pressure drilling (MPD) system. The scope of the award will culminate in the supply and installation of an integrated, next-generation MPD system. The equipment specified is the most advanced of its kind supplied to date by AFGlobal. Noble recognizes MPD as an important next step in bringing continuous improvement to the drilling process. “The addition of MPD systems to our rig fleet will provide a valuable competitive advantage with an expected higher level of safety and performance,” said Scott Marks, Senior Vice President of Engineering at Noble. “AFGlobal’s decades of manufacturing experience, combined with a deep understanding of pressure management drilling technology, has positioned us at the center of ...

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DOE to invest $20 million in new oil and gas research projects

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The US Department of Energy (DOE) announced the availability of $20 million for cost-shared oil and gas research projects to increase recovery efficiency from unconventional oil and gas wells and to prevent offshore spills and leaks. This new funding opportunity seeks projects that will advance DOE’s objective to support a more environmentally responsible, secure, and resilient US energy infrastructure, while enhancing economic competitiveness and national security...

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Encana’s cube development increases Permian type curves, premium return inventory

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Encana's cube development approach combined with advanced completion practices have significantly enhanced its Permian well performance and led to a 20% increase in the company's Permian type curves and 700 new premium return locations. The 700 new premium return locations is five times the quantity the company will drill this year and brings total premium return locations in the play to 3,450. Encana expects it will develop less than 30% of its Permian premium inventory through 2021....

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Hess takes final investment decision for Liza phase 1 development offshore Guyana

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Hess has sanctioned the first phase of development of the Liza Field, one of the industry’s largest oil discoveries of the past decade, located on the Stabroek Block offshore Guyana. In addition, the company announced positive results from the Liza-4 well which encountered more than 197 ft (60 m) of high-quality, oil-bearing sandstone reservoirs and will underpin a potential Liza Phase 2 development. Gross discovered recoverable resources for the Stabroek Block are now estimated to be 2.0 billion to 2.5 billion barrels of oil equivalent, including Liza and other successful exploration wells on Liza Deep, Payara and Snoek....

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